groundless的近义词是：idle无目的；fallacious使人误解的。groundless的例句是用作形容词(adj.)Facts have proved these worries groundless.事实证明，这些忧虑是没有根据的。groundless副词:groundlessly；名词:groundlessness。
一、详尽释义点此查看groundless的详细内容
二、英英释义
"baseless gossip"
"the allegations proved groundless"
"idle fears"
"unfounded suspicions"
"unwarranted jealousy"
三、词典解释
1.（恐惧、指控、报道等）无理由的，无根据的
If you say that a fear, accusation, or story isgroundless, you mean that it is not based on evidence and is unlikely to be true or valid.
e.g. Fears that the world was about to run out of fuel provedgroundless...
事实证明对于世界燃料即将耗尽的担忧毫无根据。
e.g. A ministry official described the report asgroundless.
一位部级官员称这篇报道纯属子虚乌有。
四、例句
Facts have proved these worries groundless.
事实证明，这些忧虑是没有根据的。
She maintains that the accusation is groundless.
她坚持该指控是毫无根据的。
These groundless words can never convince anyone.
这些没有根据的话，不能服人。
五、经典引文
A groundless fiction that cannot be proved.
出自：R. Baxtergroundless的相关近义词
idle、fallacious、baseless、unfounded、unwarranted、unsupported、unjustified、unsubstantiated、wild
groundless的相关临近词
groundup、ground、ground monitor、ground parking、ground-plane、ground network、ground jamming、grounding mode、ground leakage、ground garbage、grounded drain、grounding test